src/third_party/WebKit/Source/devtools/front_end/main/RenderingOptions.js

   1 /*
   2  * Copyright (C) 2013 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 /**
  32  * @constructor
  33  * @implements {WebInspector.TargetManager.Observer}
  34  */
  35 WebInspector.RenderingOptions = function()
  36 {
  37     /**
  38      * @type {!Map.<!WebInspector.Setting, string>}
  39      */
  40     this._setterNames = new Map();
  41     this._mapSettingToSetter(WebInspector.settings.showPaintRects, "setShowPaintRects");
  42     this._mapSettingToSetter(WebInspector.settings.showDebugBorders, "setShowDebugBorders");
  43     this._mapSettingToSetter(WebInspector.settings.showFPSCounter, "setShowFPSCounter");
  44     this._mapSettingToSetter(WebInspector.settings.continuousPainting, "setContinuousPaintingEnabled");
  45     this._mapSettingToSetter(WebInspector.settings.showScrollBottleneckRects, "setShowScrollBottleneckRects");
  46
  47     WebInspector.targetManager.observeTargets(this);
  48 }
  49
  50 WebInspector.RenderingOptions.prototype = {
  51     /**
  52      * @param {!WebInspector.Target} target
  53      */
  54     targetAdded: function(target)
  55     {
  56         var settings = this._setterNames.keysArray();
  57         for (var i = 0; i < settings.length; ++i) {
  58             var setting = settings[i];
  59             if (setting.get()) {
  60                 var setterName = this._setterNames.get(setting);
  61                 target.pageAgent()[setterName](true);
  62             }
  63         }
  64     },
  65
  66     /**
  67      * @param {!WebInspector.Target} target
  68      */
  69     targetRemoved: function(target)
  70     {
  71     },
  72
  73     /**
  74      * @param {!WebInspector.Setting} setting
  75      * @param {string} setterName
  76      */
  77     _mapSettingToSetter: function(setting, setterName)
  78     {
  79         this._setterNames.set(setting, setterName);
  80         setting.addChangeListener(changeListener);
  81
  82         function changeListener()
  83         {
  84             var targets = WebInspector.targetManager.targets();
  85             for (var i = 0; i < targets.length; ++i)
  86                 targets[i].pageAgent()[setterName](setting.get());
  87         }
  88     }
  89 }
  90
  91 /**
  92  * @constructor
  93  * @extends {WebInspector.VBox}
  94  */
  95 WebInspector.RenderingOptions.View = function()
  96 {
  97     WebInspector.VBox.call(this);
  98     this.registerRequiredCSS("components/helpScreen.css");
  99     this.element.classList.add("help-indent-labels");
 100
 101     var div = this.element.createChild("div", "settings-tab help-content help-container help-no-columns");
 102     div.appendChild(WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Show paint rectangles"), WebInspector.settings.showPaintRects));
 103     div.appendChild(WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Show composited layer borders"), WebInspector.settings.showDebugBorders));
 104     div.appendChild(WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Show FPS meter"), WebInspector.settings.showFPSCounter));
 105     div.appendChild(WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Enable continuous page repainting"), WebInspector.settings.continuousPainting));
 106     var child = WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Show potential scroll bottlenecks"), WebInspector.settings.showScrollBottleneckRects);
 107     child.title = WebInspector.UIString("Shows areas of the page that slow down scrolling:\nTouch and mousewheel event listeners can delay scrolling.\nSome areas need to repaint their content when scrolled.");
 108     div.appendChild(child);
 109 }
 110
 111 WebInspector.RenderingOptions.View.prototype = {
 112     __proto__: WebInspector.VBox.prototype
 113 }